| From: | Peter Eisentraut <peter_e(at)gmx(dot)net> |
|---|---|
| To: | Joe Conway <mail(at)joeconway(dot)com> |
| Cc: | "Patches (PostgreSQL)" <pgsql-patches(at)postgresql(dot)org> |
| Subject: | Re: targetlist functions part 1 (was [HACKERS] targetlist |
| Date: | 2003-01-13 19:02:35 |
| Message-ID: | Pine.LNX.4.44.0301132001520.29178-100000@localhost.localdomain |
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| Thread: | |
| Lists: | pgsql-hackers pgsql-patches |
Joe Conway writes:
> > =================================================================
> > User interface proposal for multi-row function targetlist entries
> > =================================================================
> > 1. Only one targetlist entry may return a set.
> > 2. Each targetlist item (other than the set returning one) is
> > repeated for each item in the returned set.
Since we have set functions in the FROM list, what do set functions in the
target list give us?
--
Peter Eisentraut peter_e(at)gmx(dot)net
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